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DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Publilhed at therequest of the applicant or owner in accordance with the Notice of Apr.11, 1908, 849 0.0. 1221. Identlileation II by aerial number of theapplication and the heading indicates the number of pages ofapecttication, including claims, end of sheets of drawing contained inthe application as originally tiled. The die of this application isavailable to the public for inspection reproduction may be purchased for80 cents per sheet.

Appllca tlona published under the Defensive Publication Program have notbeen examined as to the merits ol alleged invention. The Patent Olicemakes no assertion as to the novelty of the disclosed subject matter.

PUBLISHED OCTQBER 28, 1969 820,709 FLUIDIZED POLYMERIZATION 0F POLYMERSUSING APPARATUS HAVING CONICAL IN- TERNAL SURFACE 'lhomas H. Stricklandand Charles I, Kihier both of no. Box 511, Kingsport, Tenn. 3161;;Continuation of a plicatlon Ser. No. 617,415, Feb. 20, 1967. This appication Apr. 28, 1969. Published Oct.

Int. Cl. (308g 17/003 US. Cl. 260-75 1 Sheet Drawing, 15 PagesSpecification FLUIOIZED POWDER fiOT FLUID 528F274. SR

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1969 1'. H. STRICKLAND E AL DEF. PUB.

FLUIDIZED POLWEHIZATION 0F POLYIIERS USING APPARATUS HAVING MIG-LLINTERNAL SURFACE Original Filed Feb. 20. 1967 'r-S HOT FLUID S 1 q I kPOLYMERIZATION FLUIDIZED ZONE\ POWDER I 2 x i 4 2 5\; 1 p5 E 2 e x 1 j 0HOT FLUID 9 Q '2 POROUS RING/ t RING w:om\ FLUI DIZING v l4 6 As m'IYaomaa Hslrickland Charles zl'lfibler INVENTORS may:

